Home / 31,220.64-46,781.64-25,348.56

Finding the Fourth Proportional to 31,220.64, 46,781.64 and 25,348.56

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Solution

The fourth proportional to 31,220.64, 46,781.64 and 25,348.56 is: 37,982.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,220.64 : 46,781.64 = 25,348.56 : x
  2. Step 2: Convert to fraction form
    31,220.64/46,781.64 = 25,348.56/x
  3. Step 3: Cross multiply
    31,220.64x = 46,781.64 × 25,348.56
  4. Step 4: Simplify right side
    31,220.64x = 1,185,847,208.44
  5. Step 5: Solve for x
    x = 1,185,847,208.44/31,220.64
  6. Step 6: Final answer
    x = 37,982.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.